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Berkshire Hathaway Class B

4,819 hedge funds and large institutions have $436B invested in Berkshire Hathaway Class B in 2026 Q1 according to their latest regulatory filings, with 224 funds opening new positions, 1,935 increasing their positions, 2,010 reducing their positions, and 163 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

less funds holding

Funds holding:

less ownership

Funds ownership:

4% less repeat investments, than reductions

Existing positions increased: 1,935 | Existing positions reduced: 2,010

5% less capital invested

Capital invested by funds: $458B → $436B (-$21.9B)

4% less funds holding in top 10

Funds holding in top 10: 641614 (-27)

Holders
4,819
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
614
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$9.98B
Puts
$7.33B
Net Calls
Net Calls Change

Top Buyers

1 +$2.7B
2 +$1.71B
3 +$968M
4
Ameriprise
Ameriprise
Minnesota
+$684M
5
Two Sigma Investments
Two Sigma Investments
New York
+$584M

Top Sellers

1 -$2.57B
2 -$2.4B
3 -$1.16B
4
Barclays
Barclays
United Kingdom
-$374M
5
NA
NewEdge Advisors
Louisiana
-$314M
Name Holding Trade Value Shares
Change
Change in
Stake
NA
4826
NewEdge Advisors
Louisiana
FAF
4827
Första AP-fonden
Sweden
Two Sigma Advisers
4828
Two Sigma Advisers
New York
RIM
4829
Rakuten Investment Management
Japan
CF
4830
Canoe Financial
Alberta, Canada
Pacer Advisors
4831
Pacer Advisors
Pennsylvania
SS
4832
SBI Securities
Japan
AF
4833
Avanza Fonder
Sweden
VIM
4834
Vinva Investment Management
Australia
PAMP
4835
Polar Asset Management Partners
Ontario, Canada
IMC Chicago
4836
IMC Chicago
Illinois
Skandinaviska Enskilda Banken (SEB)
4837
Skandinaviska Enskilda Banken (SEB)
Sweden
AT
4838
Arbejdsmarkedets Tillaegspension
CAM
4839
Columbia Asset Management
Michigan
MC
4840
Metropolis Capital
United Kingdom
SI
4841
Sprott Inc
Ontario, Canada
LF
4842
Longbow Finance
Switzerland
BIMC
4843
Benson Investment Management Company
Virginia
CAS
4844
Coppell Advisory Solutions
Texas
AIMCA
4845
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
WCA
4846
Waratah Capital Advisors
Ontario, Canada
BFA
4847
Blueprint Financial Advisors
North Carolina
BBP
4848
Banco BTG Pactual
Brazil
PS
4849
Pensionfund Sabic
Netherlands
CAGAS
4850
Capital Advisory Group Advisory Services
Minnesota